$334 Cheap United flights from Sun Valley to Denver (SUN to DEN)

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Amazing United SUN to DEN Flight Deals

The cheapest flights to Denver Intl. found within the past 7 days were round trip and $334 one way. Prices and availability subject to change. Additional terms may apply.

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.